CA1299038C - Electromagnetic fuel injector and method of producing the same - Google Patents

Electromagnetic fuel injector and method of producing the same

Info

Publication number
CA1299038C
CA1299038C CA000550233A CA550233A CA1299038C CA 1299038 C CA1299038 C CA 1299038C CA 000550233 A CA000550233 A CA 000550233A CA 550233 A CA550233 A CA 550233A CA 1299038 C CA1299038 C CA 1299038C
Authority
CA
Canada
Prior art keywords
yoke
stator core
cylindrical
fuel injector
cylindrical yoke
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA000550233A
Other languages
English (en)
French (fr)
Inventor
Mizuho Yokoyama
Hisanobu Kanamaru
Tokuo Kosuge
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of CA1299038C publication Critical patent/CA1299038C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
    • F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
    • F02M51/0682—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto the body being hollow and its interior communicating with the fuel flow
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S239/00—Fluid sprinkling, spraying, and diffusing
    • Y10S239/90—Electromagnetically actuated fuel injector having ball and seat type valve
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49895—Associating parts by use of aligning means [e.g., use of a drift pin or a "fixture"]
    • Y10T29/49901—Sequentially associating parts on stationary aligning means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming
    • Y10T29/49925—Inward deformation of aperture or hollow body wall
    • Y10T29/49934—Inward deformation of aperture or hollow body wall by axially applying force

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Fuel-Injection Apparatus (AREA)
CA000550233A 1986-10-29 1987-10-26 Electromagnetic fuel injector and method of producing the same Expired - Lifetime CA1299038C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP255712/86 1986-10-29
JP61255712A JP2515758B2 (ja) 1986-10-29 1986-10-29 電磁式燃料噴射弁装置の製造方法

Publications (1)

Publication Number Publication Date
CA1299038C true CA1299038C (en) 1992-04-21

Family

ID=17282592

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000550233A Expired - Lifetime CA1299038C (en) 1986-10-29 1987-10-26 Electromagnetic fuel injector and method of producing the same

Country Status (7)

Country Link
US (2) US4974312A (ko)
JP (1) JP2515758B2 (ko)
KR (1) KR950013208B1 (ko)
CA (1) CA1299038C (ko)
DE (2) DE3736539A1 (ko)
FR (1) FR2606088A1 (ko)
GB (2) GB2198289B (ko)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
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GB2198589B (en) * 1986-11-15 1990-09-12 Hitachi Ltd Electromagnetic fuel injector
JPH02127935A (ja) * 1988-11-05 1990-05-16 Hitachi Ltd 中空筒体同士の結合方法、及びその結合方法により製造される電磁弁の弁体
IT1232734B (it) * 1989-05-16 1992-03-04 Weber Srl Serie di dispositivi per l'iniezione del carburante per motori endotermici ad azionamento elettromagnetico
DE3929414C2 (de) * 1989-09-05 1998-07-23 Wahler Gmbh & Co Gustav Verfahren zum Herstellen eines thermostatischen Stellgliedes, sowie ein nach diesem Verfahren hergestelltes Stellglied
JPH0710471B2 (ja) * 1989-09-25 1995-02-08 株式会社日立製作所 複数部材からなる精密部品の同心結合方法、及びこれを利用した燃料噴射弁のノズル組立方法
JP2592542B2 (ja) * 1990-11-24 1997-03-19 株式会社日立製作所 電磁バルブのノズルの製造方法
DE4101235C1 (ko) * 1991-01-17 1992-06-04 Robert Bosch Gmbh, 7000 Stuttgart, De
US5199648A (en) * 1991-03-20 1993-04-06 Zexel Corporation Fuel injection valve
US5598625A (en) * 1991-08-05 1997-02-04 Bluen; Jeff Method for assembly of radial magnet voice coil actuators
GB9210115D0 (en) * 1992-05-11 1992-06-24 United Fuels Ltd Improvements in or relating to internal combustion engines
DE4239362A1 (de) * 1992-11-24 1994-05-26 Teves Gmbh Alfred Ventil, insbesondere Druckventil für eine Radialkolbenpumpe, mit wenigen Komponenten
US5299346A (en) * 1993-02-24 1994-04-05 Siemens Automotive L.P. Fuel injector upper needle guide burnishing and alignment tool
DE4306220A1 (de) * 1993-02-27 1994-09-01 Teves Gmbh Alfred Verfahren zum Verschließen von Druckmittel führenden Kanälen in einem Gehäuse
DE4426006A1 (de) * 1994-07-22 1996-01-25 Bosch Gmbh Robert Ventilnadel für ein elektromagnetisch betätigbares Ventil und Verfahren zur Herstellung
GB2332476B (en) * 1997-12-19 2002-01-16 Caterpillar Inc Fuel injector with solenoid and terminal assemblies
US6019297A (en) * 1998-02-05 2000-02-01 Siemens Automotive Corporation Non-magnetic shell for welded fuel injector
DE19925984A1 (de) * 1999-06-08 2000-12-14 Bosch Gmbh Robert Brennstoffeinspritzventil und Verfahren zu dessen Herstellung
JP2001082283A (ja) 1999-09-20 2001-03-27 Hitachi Ltd 電磁式燃料噴射弁
US6409145B1 (en) 2000-02-28 2002-06-25 Delphi Technologies, Inc. Plunger assembly having a preset spring force pre-load
US6385848B1 (en) 2000-06-29 2002-05-14 Siemens Automotive Corporation Method of setting armature/needle lift in a fuel injector
JP2002327661A (ja) * 2001-04-27 2002-11-15 Denso Corp 燃料噴射弁
JP2003269643A (ja) * 2002-03-19 2003-09-25 Nok Corp ソレノイドバルブ
DE102008008118A1 (de) * 2008-02-08 2009-08-13 Schaeffler Kg Elektromagnetische Stelleinheit für ein hydraulisches Wegeventil
DE102008052191A1 (de) * 2008-09-18 2010-03-25 Continental Teves Ag & Co. Ohg Elektromagnetventil
FR2991743A1 (fr) * 2012-06-08 2013-12-13 Bosch Gmbh Robert Procede de realisation d'une soupape electromagnetique et soupape obtenue
JP5955198B2 (ja) * 2012-11-02 2016-07-20 株式会社ケーヒン 直噴式燃料噴射弁の支持構造
JP6074794B2 (ja) 2012-11-05 2017-02-08 株式会社ケーヒン 燃料噴射弁の支持構造
DE102013105135A1 (de) * 2013-05-17 2014-11-20 enotech AG Ventildüseneinheit zur Herstellung von Trockeneis

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Publication number Priority date Publication date Assignee Title
US2852843A (en) * 1955-04-25 1958-09-23 Aerojet General Co Method of making metal joint
US3001757A (en) * 1958-04-09 1961-09-26 Chrysler Corp Magnetic fuel injection nozzle
DE2349584C2 (de) * 1973-10-03 1984-08-23 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betätigbares Kraftstoffeinspritzventil für zeitgesteuerte Niederdruck-Einspritzanlagen von Brennkraftmaschinen mit Saugrohreinspritzung
JPS5594740A (en) * 1979-01-10 1980-07-18 Hitachi Ltd Bonding method for two metallic parts
CA1132417A (en) * 1979-01-29 1982-09-28 Gary L. Casey Electromagnetic fuel injector
JPS55117459A (en) * 1979-03-05 1980-09-09 Hitachi Ltd Rotor of rotating-electric machine and its manufacturing method
IT1122430B (it) * 1979-08-03 1986-04-23 Alfa Romeo Spa Elettroiniettore a transitori rapidi
FR2466630B1 (fr) * 1979-10-05 1985-06-28 Weber Spa Injecteur a actionnement electromagnetique, pour moteurs a combustion interne
JPS5653830A (en) * 1979-10-05 1981-05-13 Hitachi Ltd Coupling method of two metal members
IT1165869B (it) * 1979-10-19 1987-04-29 Weber Spa Valvola di iniezione di combustibile ad azionamento elettromagnetico per motori a combustione interna
JPS56107956A (en) * 1980-01-30 1981-08-27 Hitachi Ltd Solenoid fuel injection valve
DE3119863A1 (de) * 1981-05-19 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnet und verfahren zur herstellung eines elektromagneten
US4423841A (en) * 1982-01-28 1984-01-03 General Motors Corporation Electromagnetic fuel injector with pivotable armature stop
DE3207919A1 (de) * 1982-03-05 1983-09-15 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betaetigbares ventil
DE3225180A1 (de) * 1982-07-06 1984-01-12 Robert Bosch Gmbh, 7000 Stuttgart Einspritzventil
US4564145A (en) * 1982-08-04 1986-01-14 Aisan Kogyo Kabushiki Kaisha Electromagnetic fuel injector
JPS5965558A (ja) * 1982-10-08 1984-04-13 Hitachi Ltd 電磁式燃料噴射弁の組立方法
US4546955A (en) * 1982-10-14 1985-10-15 Honeywell Inc. Two-stage solenoid valve
GB2144177B (en) * 1983-07-28 1987-01-07 Lucas Ind Plc Fuel injector
JPS6037226A (ja) * 1983-08-10 1985-02-26 Hitachi Ltd 二部材の結合方法
JPS60119369A (ja) * 1983-11-30 1985-06-26 Keihin Seiki Mfg Co Ltd 燃料噴射弁
JPS60119364A (ja) * 1983-12-02 1985-06-26 Hitachi Ltd 電磁式燃料噴射弁
DE3418436A1 (de) * 1984-05-18 1985-11-21 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betaetigbares ventil und verfahren zur herstellung eines ventils
DE3443001A1 (de) * 1984-11-26 1986-05-28 Vdo Adolf Schindling Ag, 6000 Frankfurt Elektromagnetisch betaetigbares kraftstoffeinspritzventil
US4567910A (en) * 1984-11-26 1986-02-04 Lectron Products, Inc. Vacuum regulator
JPS61201878A (ja) * 1985-03-04 1986-09-06 Hitachi Ltd 電磁式燃料噴射弁
US4643359A (en) * 1985-03-19 1987-02-17 Allied Corporation Mini injector valve
GB2198589B (en) * 1986-11-15 1990-09-12 Hitachi Ltd Electromagnetic fuel injector
JPH06142444A (ja) * 1992-11-10 1994-05-24 Shinko Pantec Co Ltd 悪臭ガスの生物学的処理方法
JP2990560B2 (ja) * 1992-11-12 1999-12-13 株式会社竹中工務店 移動大屋根を備えた大型建物

Also Published As

Publication number Publication date
GB8918071D0 (en) 1989-09-20
KR950013208B1 (ko) 1995-10-25
GB2198289A (en) 1988-06-08
FR2606088A1 (fr) 1988-05-06
US5040731A (en) 1991-08-20
US4974312A (en) 1990-12-04
GB8725271D0 (en) 1987-12-02
DE3736539A1 (de) 1988-05-19
JP2515758B2 (ja) 1996-07-10
JPS63111280A (ja) 1988-05-16
DE3744974C2 (de) 1993-10-07
KR880005355A (ko) 1988-06-28
GB2198289B (en) 1990-07-18

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